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2000 Chevrolet Suburban 1500 LT 5.3L Excessive Emissions, Misfire, MIL Lamp on
Help!!!!!! I've got this suburban that shows misfires on #1&6. I've checked backpressure and found none. No regulator leaking. I've swapped coils and wires. All injectors drop same pressure. Mis only happens between 2000 and 3000 rpms. The only way i know ther...
FIX posted 2/10/2005
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Related Documents & Media | VIN | 3GNFK16T3Y |
| Engine | 5.3 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Excessive Emissions, Misfire, MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0300 | Multiple Misfire Detected |
| P0420 | Catalyst Efficiency Below Threshold (Bank 1) |
| P0430 | Catalyst Efficiency Below Threshold (Bank 2) |
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Vehicle Data
2000 Chevrolet Suburban 1500 LT
| VIN | 3GNFK16T3Y |
| Engine | 5.3 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Excessive Emissions, Misfire, MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0300 | Multiple Misfire Detected |
| P0420 | Catalyst Efficiency Below Threshold (Bank 1) |
| P0430 | Catalyst Efficiency Below Threshold (Bank 2) |
Video